"Most countries in Israel`s circumstances would have executed Vanunu a long time ago for treason." -- MOST COUNTRIES? You seem to be blissfully unaware that most countries do not have capital punishment, and even fewer for crimes as treason or espionage. Obviously you want to put Israel in the same class as North Korea, China, or Iran - wait a minute ... yeah, rogue states.
Report: IDF find M-16 rifle hidden in Palestinian's car in West Bank (Haaretz)
from the article: Vanunu convicted of violating order barring foreign contacts